@article{202308.0432, doi = {10.20944/preprints202308.0432.v1}, url = {https://doi.org/10.20944/preprints202308.0432.v1}, year = 2023, month = {August}, publisher = {Preprints}, author = {Wu-Sheng Dai}, title = {Perturbation-Based Non-Perturbative Method}, journal = {Preprints} }